Computer Components

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Across
  1. 3. makes retrieving data from the computer's memory more efficient
  2. 4. Memory that cannot be changed by program instructions
  3. 6. Retains data if there is no power supply
  4. 8. a panel of keys that operate a computer or typewriter.
  5. 9. combined device for modulation and demodulation
  6. 10. Used to make copies of texts or images
  7. 12. Contains a read-write mechanism
  8. 13. Typically uses NAND flash memory to save persistent data
  9. 14. Performs mathematical calculations
  10. 15. provides the system with extra functions but does not contribute to its primary function
Down
  1. 1. Contains the principal components of a computer
  2. 2. Scans documents and turns them into digital data
  3. 3. Used to move the cursor on a computer screen
  4. 4. The short term memory
  5. 5. The short-range wireless interconnection of electronic devices
  6. 7. forwards data packets to the appropriate parts of a computer network
  7. 10. Converts AC electricity into DC electricity
  8. 11. an electronic device with a screen used for display
  9. 16. Acts as a control center